A U.S. Patent for a “Method for Increasing the Glutathione Level in Cells” was awarded to Merck KGaA on April 21st, 2020. The present invention is a method for increasing the level of glutathione in mammalian cells, comprising adding to said cells an amount of S-sulfocysteine and/or a S-sulfocysteine salt effective to increase the intracellular glutathione level… Learn More